PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 549-20
549-20 ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

CABLE ASSEMBLY,POWER,ELECTRICAL. Key specifications include color: CLEAR, material: GLASS, outside_diameter: 1.980 INCHES MINIMUM AND 1.995 INCHES MAXIMUM IN, style_designator: ROUND, material_thickness: 0.057 INCHES MINIMUM AND 0.078 INCHES MAXIMUM IN, end_item_identification: PATHFINDER RAVEN RQ-11B, SMALL UNMANNED AIRCRAFT SYSTEM. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5355-00-538-6389, indicating validated use in U.S.

government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
549-20
NSN: 5355-00-538-6389
FSC: 5355
CAGE: 89944 — ELBITAMERICA, INC. (USA)
SPECIFICATIONS
colorCLEAR
materialGLASS
outside_diameter1.980 INCHES MINIMUM AND 1.995 INCHES MAXIMUM IN
special_featuresSTEEL; LEAD TIN COATED; NINE EQUALLY SPACED LUBRICATION GROOVES ON ONE SIDE; TWO O.186 IN. DIA MOUNTING HOLES; 1.656 IN. INSIDE RADIUS; 2.120 IN. H; 4.257 IN. LG; 0.456 IN. W; 0.120 IN THK IN
style_designatorROUND
material_thickness0.057 INCHES MINIMUM AND 0.078 INCHES MAXIMUM IN
end_item_identificationPATHFINDER RAVEN RQ-11B, SMALL UNMANNED AIRCRAFT SYSTEM
part_name_assigned_by_controlling_agencyWASHER HALF,THRUST
NSN5355-00-538-6389
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CABLE ASSEMBLY,POWER,ELECTRICAL TITLE COMPONENT PN 549-20 MFR CABLE ASSEMBLY,POWER,E
KEY FEATURES
•
MATERIAL: GLASS
•
OUTSIDE DIAMETER: 1.980 INCHES MINIMUM AND 1.995 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: ROUND
•
MATERIAL THICKNESS: 0.057 INCHES MINIMUM AND 0.078 INCHES MAXIMUM IN
•
COLOR: CLEAR
TYPICAL APPLICATIONS
  • Server Internal Cabling
  • Data Center Cable Infrastructure
  • SAS/SATA Drive Connectivity
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALGLASS
OUTSIDE DIAMETER1.980 INCHES MINIMUM AND 1.995 INCHES MAXIMUM IN
STYLE DESIGNATORROUND
MATERIAL THICKNESS0.057 INCHES MINIMUM AND 0.078 INCHES MAXIMUM IN
COLORCLEAR
VERIFIED SUBSTITUTES & CROSS-REFERENCES 29
A297356Interchangeable
interchangeable cross-reference
interchangeable
128851BInterchangeable
interchangeable cross-reference
interchangeable
213607Interchangeable
interchangeable cross-reference
interchangeable
NMP68Interchangeable
interchangeable cross-reference
interchangeable
17948Interchangeable
interchangeable cross-reference
interchangeable
MS28105-13Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
Ready to buy 549-20?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 549-20?
549-20 is a CABLE ASSEMBLY,POWER,ELECTRICAL.
What parts can replace 549-20?
There are 29 known substitutes for 549-20: A297356, 128851B, 213607 and 26 more. Substitute compatibility should be verified for your specific system.
Is 549-20 still available?
549-20 is currently cancelled.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 549-20

✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026